<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/html">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
  <style>
    table{
      width: 636px;
      border: 1px solid rebeccapurple;
      margin-top: 10px;
    }
    table td{
      border: 1px solid #5FB878;
      height: 25px;
      text-align: center;
    }
  </style>
</head>
<body>
<input type="button" value="新增"></br>
<table cellpadding="0px" cellspacing="0px">
  <tr>
    <td>编号</td>
    <td>访客姓名</td>
    <td>手机号</td>
    <td>咨询类容</td>
    <td>创建时间</td>
    <td>操作</td>
  </tr>
  <tr>
    <td>编号</td>
    <td>访客姓名</td>
    <td>手机号</td>
    <td>咨询类容</td>
    <td>创建时间</td>
    <td>
      <input type="button" value="修改"/>
      <input type="button" value="删除"/>
    </td>
  </tr>
</table>
</body>
</html>